

<nav class="navbar navbar-default" role="navigation">
  <div class="container-fluid">
    <!-- Brand and toggle get grouped for better mobile display -->
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
      <a class="navbar-brand" href="#">Home</a>
    </div>

    <!-- Collect the nav links, forms, and other content for toggling -->
    <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
      <ul class="nav navbar-nav">
        

		<li class="dropdown">
              <a href="#" class="dropdown-toggle" data-toggle="dropdown">Objectives<span class="caret"></span></a>
              <ul class="dropdown-menu" role="menu">
                <li><a href='index.php?objectives=exposure'>Exposure / Popularity</a></li>
                <li><a href='main.php?objectives=stickiness'>Stickiness / User Relationship</a></li>
                <li><a href="#">Usefullness</a></li>
                <li><a href="#">Comarketing Success</a></li>
                <li><a href="#">Targeting Efficiency</a></li>
              </ul>
            </li>
		<li class="active"><a href="<?php echo $authUrl?>">Login</a></li>
      </ul>

    </div><!-- /.navbar-collapse -->
  </div><!-- /.container-fluid -->
</nav>